#include <iostream>

using namespace std;

const int N = 110, M = 1010;

int f[M][M];
int a[N], b[N], c[N];
int n, m, x;

int main()
{
	cin >> n >> m >> x;
	for(int i = 1; i <= n; i++) cin >> a[i] >> b[i] >> c[i];
	for(int i = 1; i <= n; i++)
	{
		for(int j = m; j >= b[i]; j--)
		{
			for(int k = x; k >= c[i]; k--)
			{
			
				f[j][k] = max(f[j][k], f[j - b[i]][k - c[i]] + a[i]);
			}
		}
	}cout << f[m][x] << endl;
	return 0; 
}
